Provide migration path from Video Filter

Problem/Motivation

Provide an upgrade path from the Video Filter's shortcode syntax to media entities.

Steps to reproduce

Use the Video Filter module → to create some shortcodes in a D7 content type.
Migrate to D9+.

Proposed resolution

Provide the necessary plugins to migrate Video Filter shortcodes to embedded media.

Remaining tasks

Work out how to do this.
Do this.

API changes

TBD